mirror of
https://github.com/janet-lang/janet
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245 lines
7.4 KiB
Plaintext
245 lines
7.4 KiB
Plaintext
# Copyright (c) 2017 Calvin Rose
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to
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# deal in the Software without restriction, including without limitation the
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# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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# sell copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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# IN THE SOFTWARE.
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(print "\nRunning basic tests...\n")
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(var num-tests-passed 0)
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(var num-tests-run 0)
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(def assert (fn [x e]
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(varset! num-tests-run (+ 1 num-tests-run))
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(if x
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(do
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(print " \e[32m✔\e[0m " e)
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(varset! num-tests-passed (+ 1 num-tests-passed))
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x)
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(do
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(print " \e[31m✘\e[0m " e)
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x))))
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(assert (= 10 (+ 1 2 3 4)) "addition")
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(assert (= -8 (- 1 2 3 4)) "subtraction")
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(assert (= 24 (* 1 2 3 4)) "multiplication")
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(assert (= 4 (<< 1 2)) "left shift")
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(assert (= 1 (>> 4 2)) "right shift")
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(assert (< 1 2 3 4 5 6) "less than integers")
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(assert (< 1.0 2.0 3.0 4.0 5.0 6.0) "less than reals")
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(assert (> 6 5 4 3 2 1) "greater than integers")
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(assert (> 6.0 5.0 4.0 3.0 2.0 1.0) "greater than reals")
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(assert (<= 1 2 3 3 4 5 6) "less than or equal to integers")
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(assert (<= 1.0 2.0 3.0 3.0 4.0 5.0 6.0) "less than or equal to reals")
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(assert (>= 6 5 4 4 3 2 1) "greater than or equal to integers")
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(assert (>= 6.0 5.0 4.0 4.0 3.0 2.0 1.0) "greater than or equal to reals")
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(assert (< nil false true
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(fiber (fn [x] x))
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1 1.0 "hi"
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(quote hello)
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(array 1 2 3)
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(tuple 1 2 3)
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(table "a" "b" "c" "d")
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(struct 1 2 3 4)
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(buffer "hi")
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(fn [x] (+ x x))
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+) "type ordering")
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(assert (= (get {} 1) nil) "get nil from empty struct")
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(assert (= (get @{} 1) nil) "get nil from empty table")
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(assert (= (get {:boop :bap} :boop) :bap) "get non nil from struct")
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(assert (= (get @{:boop :bap} :boop) :bap) "get non nil from table")
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(assert (put @{} :boop :bap) "can add to empty table")
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(assert (put @{1 3} :boop :bap) "can add to non-empty table")
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(assert (not false) "false literal")
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(assert true "true literal")
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(assert (not nil) "nil literal")
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(assert (= 7 (| 3 4)) "bit or")
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(assert (= 0 (& 3 4)) "bit and")
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# Set global variables to prevent some possible compiler optimizations that defeat point of the test
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(var zero 0)
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(var one 1)
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(var two 2)
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(var three 3)
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(var plus +)
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(assert (= 22 (plus one (plus 1 2 two) (plus 8 (plus zero 1) 4 three))) "nested function calls")
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# Mcarthy's 91 function
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(var f91 nil)
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(varset! f91 (fn [n] (if (> n 100) (- n 10) (f91 (f91 (+ n 11))))))
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(assert (= 91 (f91 10)), "f91(10) = 91")
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(assert (= 91 (f91 11)), "f91(11) = 91")
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(assert (= 91 (f91 20)), "f91(20) = 91")
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(assert (= 91 (f91 31)), "f91(31) = 91")
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(assert (= 91 (f91 100)), "f91(100) = 91")
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(assert (= 91 (f91 101)), "f91(101) = 91")
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(assert (= 92 (f91 102)), "f91(102) = 92")
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(assert (= 93 (f91 103)), "f91(103) = 93")
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(assert (= 94 (f91 104)), "f91(104) = 94")
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# Fibonacci
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(def fib (do (var fib nil) (varset! fib (fn [n] (if (< n 2) n (+ (fib (- n 1)) (fib (- n 2))))))))
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(assert (= (fib 0) 0) "fib(0)")
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(assert (= (fib 1) 1) "fib(1)")
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(assert (= (fib 2) 1) "fib(2)")
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(assert (= (fib 3) 2) "fib(3)")
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(assert (= (fib 4) 3) "fib(4)")
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(assert (= (fib 5) 5) "fib(5)")
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(assert (= (fib 6) 8) "fib(6)")
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(assert (= (fib 7) 13) "fib(7)")
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(assert (= (fib 8) 21) "fib(8)")
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(assert (= (fib 9) 34) "fib(9)")
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(assert (= (fib 10) 55) "fib(10)")
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(assert (= "hello" :hello) "keyword syntax for strings")
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(assert (= '(1 2 3) (quote (1 2 3)) (tuple 1 2 3)) "quote shorthand")
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((fn []
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(var accum 1)
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(var count 0)
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(while (< count 16)
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(varset! accum (<< accum 1))
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(varset! count (+ 1 count)))
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(assert (= accum 65536) "loop in closure")))
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(var accum 1)
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(var count 0)
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(while (< count 16)
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(varset! accum (<< accum 1))
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(varset! count (+ 1 count)))
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(assert (= accum 65536) "loop globally")
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(assert (= (struct 1 2 3 4 5 6 7 8) (struct 7 8 5 6 3 4 1 2)) "struct order does not matter")
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# Fiber tests
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(def error (asm '{
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arity 1
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bytecode [
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(error 0)
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]
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}))
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(def afiber (fiber (fn [x]
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(error (string "hello, " x)))))
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(def afiber-result (transfer afiber "world!"))
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(assert (= afiber-result "hello, world!") "fiber error result")
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(assert (= (status afiber) "error") "fiber error status")
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# yield tests
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(def t (fiber (fn [] (transfer nil 1) (transfer nil 2) 3)))
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(assert (= 1 (transfer t)) "initial transfer to new fiber")
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(assert (= 2 (transfer t)) "second transfer to fiber")
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(assert (= 3 (transfer t)) "return from fiber")
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(assert (= (status t) "dead") "finished fiber is dead")
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# Var arg tests
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(def apply (asm '{
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arity 2
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bytecode [
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(push-array 1)
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(tailcall 0)
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]
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}))
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(def vargf (fn [more] (apply + more)))
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(assert (= 0 (vargf [])) "var arg no arguments")
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(assert (= 1 (vargf [1])) "var arg no packed arguments")
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(assert (= 3 (vargf [1 2])) "var arg tuple size 1")
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(assert (= 10 (vargf [1 2 3 4])) "var arg tuple size 3")
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(assert (= 110 (vargf [1 2 3 4 10 10 10 10 10 10 10 10 10 10])) "var arg large tuple")
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# Higher order functions
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(def compose (fn [f g] (fn [& xs] (f (apply g xs)))))
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(def -+ (compose - +))
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(def +- (compose + -))
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(assert (= (-+ 1 2 3 4) -10) "compose - +")
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(assert (= (+- 1 2 3 4) -8) "compose + -")
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(assert (= ((compose -+ +-) 1 2 3 4) 8) "compose -+ +-")
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(assert (= ((compose +- -+) 1 2 3 4) 10) "compose +- -+")
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# UTF-8
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#🐙🐙🐙🐙
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(def 🦊 :fox)
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(def 🐮 :cow)
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(assert (= (string "🐼" 🦊 🐮) "🐼foxcow") "emojis 🙉 :)")
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(assert (not= 🦊 :🦊) "utf8 strings are not symbols and vice versa")
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# Merge sort
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# Impertiave merge sort merge
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(def merge (fn [xs ys]
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(def ret [])
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(def xlen (length xs))
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(def ylen (length ys))
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(var i 0)
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(var j 0)
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# Main merge
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(while (if (< i xlen) (< j ylen))
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(def xi (get xs i))
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(def yj (get ys j))
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(if (< xi yj)
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(do (push ret xi) (varset! i (+ i 1)))
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(do (push ret yj) (varset! j (+ j 1)))))
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# Push rest of xs
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(while (< i xlen)
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(def xi (get xs i))
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(push ret xi)
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(varset! i (+ i 1)))
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# Push rest of ys
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(while (< j ylen)
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(def yj (get ys j))
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(push ret yj)
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(varset! j (+ j 1)))
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ret))
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(assert (apply <= (merge [1 3 5] [2 4 6])) "merge sort merge 1")
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(assert (apply <= (merge [1 2 3] [4 5 6])) "merge sort merge 2")
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(assert (apply <= (merge [1 3 5] [2 4 6 6 6 9])) "merge sort merge 3")
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(assert (apply <= (merge '(1 3 5) [2 4 6 6 6 9])) "merge sort merge 4")
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# Gensym tests
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(assert (not= (gensym) (gensym)) "two gensyms not equal")
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(assert (not= (gensym 'abc) (gensym 'abc)) "two gensyms with arg not equal")
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((fn []
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(def syms (table))
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(var count 0)
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(while (< count 128)
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(put syms (gensym 'beep) true)
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(varset! count (+ 1 count)))
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(assert (= (length syms) 128) "many symbols")))
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# report
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(print "\n" num-tests-passed " of " num-tests-run " tests passed\n")
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(if (not= num-tests-passed num-tests-run) (exit 1))
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